Home / 927,907.14-1,391,466.78-329,019.06

Finding the Fourth Proportional to 927,907.14, 1,391,466.78 and 329,019.06

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Solution

The fourth proportional to 927,907.14, 1,391,466.78 and 329,019.06 is: 493,388.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,907.14 : 1,391,466.78 = 329,019.06 : x
  2. Step 2: Convert to fraction form
    927,907.14/1,391,466.78 = 329,019.06/x
  3. Step 3: Cross multiply
    927,907.14x = 1,391,466.78 × 329,019.06
  4. Step 4: Simplify right side
    927,907.14x = 457,819,091,976.83
  5. Step 5: Solve for x
    x = 457,819,091,976.83/927,907.14
  6. Step 6: Final answer
    x = 493,388.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.